设V是实数集R上的有限维矢量空间，线性映射ω：V→R成为R上的对偶矢量（dual vector）。V上全体对偶矢量的集合称为V的对偶空间。
保守力与势能梯度互为对偶矢量。
The conservative force and the gradient of the potential energy are dual vectors.
提出了知识库基本元素的对偶矢量建模方法。
A modeling method using dual vector for elementary elements of mechanism knowledge base is proposed.
这种旋量——矩阵方法能保留旋量融矢量与矢量矩于一体的优点，却避免以往对偶数记法的缺点。
The advantage of merging vector into the screw with moment can be retained by this screw matrix method, and the shortcoming of the past method in remembering even Numbers is avoided.
应用推荐